---
title: PostItem.OutlookInternalVersion Property (Outlook)
keywords: vbaol11.chm1531
f1_keywords:
- vbaol11.chm1531
ms.prod: outlook
api_name:
- Outlook.PostItem.OutlookInternalVersion
ms.assetid: d79d257f-81f5-d617-76f0-de0e633df101
ms.date: 06/08/2017
---


# PostItem.OutlookInternalVersion Property (Outlook)

Returns a  **Long** representing the build number of the Outlook application for an Outlook item. Read-only.


## Syntax

 _expression_ . **OutlookInternalVersion**

 _expression_ A variable that represents a **PostItem** object.


## See also


#### Concepts


[PostItem Object](postitem-object-outlook.md)

